O'Hare train crash: Driver fell asleep, system failed, NTSB says

The driver was asleep at the controls when a commuter train barreled through the protective end bumper of its stop at Chicago's O'Hare International Airport earlier this week -- but two backup systems should have saved the train, the NTSB said. The operator of the Chicago Transit Authority Blue Line train jolted awake just in time for her to see the lead car climb the stairs that started not far from where the track ran out, investigator Ted Turpin from the National Transportation and… (www.cnn.com) Daha Fazlası...